proboscis vs snuffer

proboscis

noun
  • The tubular feeding and sucking organ of certain invertebrates like insects, worms and molluscs. 

  • The trunk of an elephant. 

  • A large or lengthy human nose. 

snuffer

noun
  • The common porpoise. 

  • A person who uses snuff (the tobacco product). 

  • The participant in a snuff film who kills another (the snuffee). 

  • A device made to extinguish (snuff out) a candle. 

How often have the words proboscis and snuffer occurred in a corpus of books? (source: Google Ngram Viewer )